<template>
  <div class="shopcar-container">
    <!-- 商品列表项区域 -->
    <div class="goods-list">
      <div class="mui-card" v-for="(item,i) in goodsList" :key="item.id">
				<div class="mui-card-content">
					<div class="mui-card-content-inner">
						<mt-switch 
              v-model="$store.getters.getGoodsSelected[item.id]"
              @change="selectedChanged(item.id,$store.getters.getGoodsSelected[item.id])">
            </mt-switch>
            <img :src="item.thumb_path">
            <div class="info">
              <h1>{{item.title}}</h1>
              <p>
                <span class="price">￥{{item.sell_price}}</span>
                <numbox :initcount="$store.getters.getGoodsCount[item.id]" :goodsid="item.id"></numbox>
                <!-- 从购物车中获取商品数量,创建对象：{88:2,89:1,90:4} -->
                <a href="#" @click.prevent="remove(item.id,i)">删除</a>
              </p>
            </div>
					</div>
				</div>
			</div>
    </div>
    <!-- 结算区域 -->
    <div class="mui-card">
      <div class="mui-card-content">
        <div class="mui-card-content-inner jiesuan" >
          <div class="left">
            <p>总计(不含运费)</p>
            <p>已勾选商品 <span class="red">{{$store.getters.getGoodsCountAndAmount.count}}</span> 件，
            总价<span class="red">￥{{$store.getters.getGoodsCountAndAmount.amount}}</span></p>
          </div>
          <mt-button type="danger">去结算</mt-button>
        </div>
      </div>
    </div>
    <p>{{$store.getters.getGoodsSelected}}</p>
  </div>
</template>

<script>
import numbox from '../subcomponents/shopcar_numbox.vue'
import {Toast} from 'mint-ui'

export default {
  components:{
    numbox
  },
  data(){
    return {
      goodsList:[]
    }
  },
  created(){
    this.getGoodsList()
  },
  methods:{
    remove(id,index){
      this.goodsList.splice(index,1)
      this.$store.commit('removeFromCae',id)
    },
    selectedChanged(id,val){//每当点击开关，把开关的最新状态同步到store中
      this.$store.commit('updateGoodsSelected',{id,selected:val})
    },
    getGoodsList(){//获取购物车列表
      //获取store中所有商品的id，然后拼接出一个用逗号分隔的字符串
      var idArr = []
      this.$store.state.car.forEach(item => idArr.push(item.id));
      //如果购物车中没有商品，则直接返回，不需要请求数据接口，否则会报错
      if(idArr.length<=0){
        return
      }
      this.$axios({
          method:'get',
          url:'/api/goods/getshopcarlist/'+idArr.join(","),
      }).then((response) =>{          //这里使用了ES6的语法
          //console.log(response)       //请求成功返回的数据
          if(response.data.status===0){
            this.goodsList = response.data.message
          }else{
            Toast('获取购物车列表失败！')
          }
      }).catch((error) =>{
          console.log(error)       //请求失败返回的数据
      })
    }
  }
}
</script>

<style lang="scss" scoped>
.shopcar-container{
  background-color: #ddd;
  overflow: hidden;
  .goods-list{
    .mui-card-content-inner{
      display: flex;
      align-items: center;
      .mint-switch{
        margin-right:8px;
      }
    }
    img{
      width:60px;
      height: 60px;
    }
    h1{
      font-size: 13px;
    }
    .info{
      // display: flex;
      // flex-direction: column;
      // justify-content: space-between;
      p{
        display: flex;
        align-items: center;
        a{
          margin-left: 3px;
        }
      }
      .price{
        color: red;
        margin-right: 3px;
        font-weight: bold;
      }
    }
  }
  .jiesuan{
    display: flex;
    justify-content: space-between;
    align-items: center;
    .red{
      color: red;
      font-weight: bold;
      font-size: 16px;
    }
  }
}
</style>
